Attaching Bottom-Support Rails To A Four-Post Rack; Attaching Bottom-Support Rails To A Rack - IBM SAN192C-6 Installation, Service And User Manual

Figure 24. Attaching Bottom-Support Rails to a Rack
3. Repeat Steps 1 and 2 to attach the other bottom-support rail to the rack.
4. Align the crossbar to the lower back of the two bottom-support rails and use

Attaching Bottom-Support Rails to a Four-Post Rack

Before you begin
Before you can install the bottom support rails for the chassis, you must do the
following:
v
v
screw to 40 in. lbs (4.5 N.m) of torque.
1. Adjustable bottom-support rails
2. M6 x 19 mm (or 12-24 x 3/4 in.) Phillips screws 3(6 to 8 per rail)
3. Cross bar aligned to the lower back of both rails
4. M4 x 8 mm screws (1 for each of two ends of the cross bar)
Note: Make sure that the two bottom-support rails are level with one another.
If they are not level, adjust the higher rail down to the level of the lower rail.
two M4 x 8 mm screws to attach it to each rail (one screw for each rail). See
Callouts 3 and 4 in Figure 24 for the placement of the crossbar and its screws.
When the bottom-support rails are installed at the lowest possible RU and are
level, you are ready to install the chassis in the rack or cabinet.
Verify that a four-post rack or cabinet is installed and secured to the concrete
subfloor.
If any other devices are stored in the rack or cabinet, verify that they are
located below where you plan to install the switch. Also, verify that lighter
devices in the same rack are located above where you plan to install this switch.
Chapter 3. Installing the IBM c-type SAN Device
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